Home / 165,440.25-247,765.50-95,171.94

Finding the Fourth Proportional to 165,440.25, 247,765.50 and 95,171.94

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Solution

The fourth proportional to 165,440.25, 247,765.50 and 95,171.94 is: 142,530.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,440.25 : 247,765.50 = 95,171.94 : x
  2. Step 2: Convert to fraction form
    165,440.25/247,765.50 = 95,171.94/x
  3. Step 3: Cross multiply
    165,440.25x = 247,765.50 × 95,171.94
  4. Step 4: Simplify right side
    165,440.25x = 23,580,323,300.07
  5. Step 5: Solve for x
    x = 23,580,323,300.07/165,440.25
  6. Step 6: Final answer
    x = 142,530.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.